/**
 * 
 */
package Servlet;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import net.sf.json.JSONArray;
import net.sf.json.JSONObject;
import Control.CAccountManage;
import Control.CCache;
import clusteranalyst2.GetSimilarClass;

/**
 *用户推荐 必要参数：HID
 * @author Administrator
 */
public class HousePush extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            CAccountManage ca=new CAccountManage();
            String UID = request.getParameter("UID");
            int  uID = Integer.parseInt(UID);
            CCache cache=CCache.getCache();
            ArrayList<Integer> HIDs= ca.getUserFavor(uID);
            JSONArray jsons=new JSONArray();
            for(int HID:HIDs)
            {
                GetSimilarClass gsc = new GetSimilarClass();
                ArrayList<Integer> aaAl = gsc.getsimilarClass(HID);
                for(int hID:aaAl)
                {
                     JSONObject json=JSONObject.fromObject( cache.getHouseMap().get("HID"+hID));
                     jsons.add(json);
                }                       
            }
            out.print(jsons);
            
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
